infielder; baseman
Baseball term for a defensive player positioned in the infield. Covers positions such as first baseman, second baseman, shortstop, and third baseman.
He played as an infielder in high school.
内野手は素早い送球が求められる。
Infielders need quick throws.
He plays as an infielder on the team.
The manager used the rookie as an infielder.